Detroit (DTW) to Santa Ana (SNA): On-Time Performance
Data through July 2026
Detroit (DTW) to Santa Ana (SNA) is a thinner route than most in this dataset — 345 departures over the past year, roughly 7 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 72% arrived on time, noticeably below the national average of 78%.
- On-time
- 72%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 0.95
- last 12 months
- Duration
- 4h 55m
- scheduled
- Distance
- 1,960 mi
Monthly on-time trend
Best time to fly from DTW to SNA
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 25 min |
| Tuesday | 69% | 21 min |
| Wednesdaybest | 80% | 11 min |
| Thursday | 70% | 17 min |
| Friday | 68% | 19 min |
| Saturday | 63% | 21 min |
| Sunday | 76% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft8%
- Airline operations64%
- National airspace system24%
- Weather4%
Frequently asked questions
- How often are flights from DTW to SNA delayed?
- 28% of DTW–SNA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 18 minutes.
- How long is the flight from DTW to SNA?
- The scheduled DTW–SNA flight time averages 4h 55m over 1,960 miles. Actual arrival times vary — flights on this route land 15+ minutes late 28% of the time.
- How often are DTW to SNA flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DTW to SNA?
- June 2026 was the roughest month in this dataset, with only 42% of arrivals on time. The best was July 2026 at 96%. If your dates are flexible, that 54-point gap is worth planning around.
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Based on 640 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.